Dmn21d2ufb – Diodes DMN21D2UFB User Manual
Page 3
DMN21D2UFB
Document number: DS35564 Rev. 5 - 2
3 of 6
May 2012
© Diodes Incorporated
DMN21D2UFB
NEW PROD
UC
T
ADVAN
CE I
N
F
O
RM
ATI
O
N
ADVAN
CE I
N
F
O
RM
ATI
O
N
0
0.2
0.4
0.6
0.8
1.0
0
0.5
1.0
1.5
2.0
V
, DRAIN-SOURCE VOLTAGE (V)
Fig. 1 Typical Output Characteristic
DS
I,
D
R
AI
N
C
U
R
R
EN
T
(A
)
D
V
= 1.2V
GS
V
= 1.5V
GS
V
= 1.8V
GS
V
= 2.0V
GS
V
= 2.5V
GS
V
= 4.5V
GS
V
= 8.0V
GS
0.2
0.4
0.6
0.8
0
1
2
3
1.0
0
V
, GATE-SOURCE VOLTAGE (V)
GS
Fig. 2 Typical Transfer Characteristics
I,
D
R
AI
N
C
U
R
R
EN
T
(A
)
D
V
= 5.0V
DS
T = 150°C
A
T = 125°C
A
T = 85°C
A
T = 25°C
A
T = -55°C
A
0.2
0.4
0.6
0.8
1.2
1.4
1.6
0
0.2
0.4
0.6
0.8
1.0
1.0
0
I , DRAIN-SOURCE CURRENT (A)
D
Fig. 3 Typical On-Resistance vs.
Drain Current and Gate Voltage
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
ESI
S
T
ANCE (
)
DS
(O
N)
Ω
V
= 4.5V
GS
V
= 2.5V
GS
V
= 1.8V
GS
V
= 1.5V
GS
0.2
0.4
0.6
0.8
1.2
1
2
3
4
5
6
7
8
9
10
1.0
0
V
, GATE-SOURCE VOLTAGE (V)
GS
Fig. 4 Typical Drain-Source On-Resistance
vs. Gate-Source Voltage
R
, D
R
AI
N
-S
O
U
R
C
E
O
N-
R
ES
IS
T
AN
C
E (
)
DS(
O
N)
Ω
I = 100mA
D
0.2
0.4
0.6
0.8
0
0.2
0.4
0.6
0.8
1.0
1.0
0
I , DRAIN CURRENT (A)
D
Fig. 5 Typical On-Resistance vs.
Drain Current and Temperature
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
ESI
ST
ANCE (
)
DS
(O
N)
Ω
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
V
= 4.5V
GS
-50
-25
0
25
50
75
100
125
150
T , JUNCTION TEMPERATURE ( C)
Fig. 6 On-Resistance Variation with Temperature
J
°
0.6
0.8
1.0
1.2
1.4
1.6
R
, D
R
AI
N-
S
O
U
R
C
E
O
N
-R
ESI
S
T
ANC
E
(
N
O
R
M
A
L
IZ
E
D)
DS
(O
N)
V
= 4.5V
I = 500mA
GS
D
V
=
V
I = 250mA
GS
D
2.5